Home / 93,005.55-128,341.91-52,167.44

Finding the Fourth Proportional to 93,005.55, 128,341.91 and 52,167.44

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Solution

The fourth proportional to 93,005.55, 128,341.91 and 52,167.44 is: 71,987.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,005.55 : 128,341.91 = 52,167.44 : x
  2. Step 2: Convert to fraction form
    93,005.55/128,341.91 = 52,167.44/x
  3. Step 3: Cross multiply
    93,005.55x = 128,341.91 × 52,167.44
  4. Step 4: Simplify right side
    93,005.55x = 6,695,269,340.68
  5. Step 5: Solve for x
    x = 6,695,269,340.68/93,005.55
  6. Step 6: Final answer
    x = 71,987.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.